Jalandhar vs Kollam
Side-by-side air quality comparison between Jalandhar and Kollam.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Jalandhar averaged an AQI of 106 while Kollam averaged 84 — a 22-point (26%) gap, with Jalandhar the more polluted and Kollam the cleaner of the two. On 1399 days when both cities reported, Kollam was cleaner on 936 of them; the average daily gap was 47 AQI points.
Seasonality & days
Jalandhar peaks in November, while Kollam peaks in January. Jalandhar logged 0% Severe days and 49.9% Good-or-Satisfactory days; Kollam was 0% Severe and 81% Good-or-Satisfactory. Longest clean-air streaks: Jalandhar 73 days, Kollam 65 days.
Year-over-year progress
Jalandhar has worsened by 5 AQI points (5%) from 2018 to 2024; Kollam has improved by 2 AQI points (2.3%) over the same window. The worst recorded day for Jalandhar reached AQI 377 at Civil Line (PPCB) on 2019-10-28; Kollam hit AQI 272 at Polayathode Kollam (PCB) on 2024-04-06.
Station-level disparity
Jalandhar spans 1 CPCB stations with a 0-point spread (min 111, max 111); Kollam spans 1 stations with a 0-point spread (min 84, max 84).